10
Pellerin Milnor Corporation
Table 5 Torque Values for Plated Fasteners Larger Than 5/16-inch Diameters and No Lubricant
(cont'd.)
Dimension
The Grade of the Bolt
Grade 2 Grade 5 Grade 8 Grade BC
Pound-Feet N-m Pound-Feet N-m Pound-Feet N-m Pound-Feet N-m
1 1/4 x 12 415 553 930 1261 1509 2013
– –
1 3/8 x 6 491 655 1102 1470 1787 2382 1564 2085
1 3/8 x 12 559 758 1254 1672 2034 2712
– –
1 1/2 x 6 652 870 1462 1982 2371 3161 2075 2767
1 1/2 x 12 733 994 1645 2194 2668 3557
– –
With a Threadlocker
BNUUUN02.C05 0000222446 B.2 B.3 A.3 1/2/20 2:14 PM Released
Table 6. Threadlocker by the Diameter of the Bolt (see below Note )
LocTite Product
Dimension
1/4-inch 1/4- to 5/8-inch 5/8- to 7/8-inch 1-inch +
LocTite 222 OK
LocTite 242 OK
LocTite 262 OK
LocTite 272
High temperature
LocTite 277 OK
NOTE: The acceptable bolt size ranges for various LocTite
®
threadlocking products is
the LocTite manufacturer’s general recommendation. Specific applications sometime re-
quire that a LocTite product is applied to a bolt size outside the ranges shown here. For
example, Milnor
®
specifies LocTite 242 for use on certain 1" bolt applications and has
confirmed this usage with the LocTite manufacturer. You may see variances such as this
in the documentation for specific machine assemblies.
Table 7. Torque Values if You Apply LocTite 222
Dimension
The Grade of the Bolt
Grade 2 Grade 5 Grade 8 Grade BC
Pound-Inches N-m Pound-Inches N-m Pound-Inches N-m Pound-Inches N-m
1/4 x 20 60 7 96 11 132 15 108 12
1/4 x 28 72 8 108 12 144 16
– –
Table 8. Torque Values if You Apply LocTite 242
Dimension
The Grade of the Bolt
Grade 2 Grade 5 Grade 8 Grade BC
Pound-Feet N-m Pound-Feet N-m Pound-Feet N-m Pound-Feet N-m
5/16 x 18 11 15 17 23 25 34 22 30
5/16 x 24 13 18 19 26 27 37 27 37
3/8 x 16 20 27 31 42 44 60 38 52
3/8 x 24 23 31 35 47 50 68
– –
7/16 x 14 32 43 49 66 70 95 61 83
7/16 x 20 36 49 55 75 78 106
– –
1/2 x 13 49 66 75 102 107 145 93 126
1/2 x 20 55 75 85 115 120 163
– –
9/16 x 12 70 95 109 148 154 209 134 182
9/16 x 18 78 106 121 164 171 232
– –
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